<template>
  <div class="nav-bar">
    <div class="left" @click="goback">
      <slot name="left">
        <img src="~assets/images/left.png" alt="">
      </slot>
    </div>
    <div class="center">
      <slot>EWShop</slot>
    </div>
    <div class="right">
      <slot name="right"></slot>
    </div>
  </div>
</template>

<script>
import {useRouter} from 'vue-router'
  export default {
    name: "NavBar",
    setup(){
      const router=useRouter();
      const goback=()=>{
        //回到上一个页面
        router.go(-1);
      }
      return {
        goback
      }
    }
  }
</script>

<style scoped>
  .nav-bar {
    display: flex;
    background: var(--color-tint);
    color: white;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 9;
    height: 45px;
    line-height: 45px;
    text-align: center;
    box-shadow: 0 2px 0px rgba(100, 100, 100, 0.1);
  }

  .left,.right {
    width: 60px;
  }
  .left img{
    width: 45px;
    padding: 12px;
  }

  .center {
    flex: 1;
  }
</style>